OT-2026-000031107
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, pulsed blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000031107) never changes.
Identity and time
| Publication number | OT-2026-000031107 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87aa-70aa-b158-ce30d23e904b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031107 |
| Status | PUBLIC |
Content hashes
| Canonical text | 47f235e9a98808883fa70bdca91fcc64da90e79ceeafc67bb6da8c7ff00c19fd |
|---|---|
| Markdown | 880f4d6c57103d55aa07a6ed9d150e3238a24bfead7235a111ca0bca18844b14 |
| Publication page | 0f99661ac10529ba4713afbbf5dd68ec78148fef2c6cf7c7e621f1135ff520bd |
| Manifest | 2c9d20662303ac3bd62e662032a5980f934b306c58da942fa71f9c65b896d18a |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | r4Seyjcoyxk/zaEBt8s63V6TL9cprrb3kBfH3lHz/r8FvKFQnQBzGjpQ05jl+/Sz4S+edcmHBqKpkGpr/Kf4Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:35:32.251843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031107observed 0f99661ac10529ba4713afbbf5dd68ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:32.234350Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031107/manifest.jsonobserved 2c9d20662303ac3bd62e662032a5980f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:32.214984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031107/publication.mdobserved 880f4d6c57103d55aa07a6ed9d150e32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:32.195594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031107/publication.txtobserved 47f235e9a98808883fa70bdca91fcc64...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|